Honeywell DC2, DC6, DC3, DC4, DC5 manual Motor Removal & Reinstallation, Gearset Removal

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7.4Motor Removal & Reinstallation

1. Disconnect the power source to the drive motor.

2. Disconnect the motor wiring from the motor.

3. Remove the four bolts retaining the motor to the motor adaptor. The motor shaft fits into a bore on the pump input shaft.

4. Slide the motor shaft out of the pump input shaft.

Be careful not to lift the pump input shaft up out of the pump.

5. Apply a lubricant such as Loctite™ Silver Grade® Anti-seize paste (or similar) to the motor shaft and key before reassembling..

6. Reinstall the motor by sliding the motor shaft into the pump input shaft.

7. Insert and tighten the four bolts removed in step 3.

8. Reconnect the motor wiring to the motor.

9. Connect power to the drive motor.

Figure 13, motor mounting

Motor rotation must be wired for CW rotation, as viewed from the top of the motor, as noted by the arrow on the top of the pump housing.

7.5Gearset Removal

Gearset diagram is on following page

1.Disconnect power source and wiring from the motor.

2.Set stroke adjustment to zero.

3.Remove motor from the pump (refer to Section 7.4).

4.Remove the four socket head screws (Item 1) that attach the motor adaptor (Item 2) to the pump housing and remove the adaptor.

5.Loosen and remove the Hex Head Bolts (Item 5), and remove the pump side cover (Item 6) and gasket (Item 7).

6.Remove the Worm Shaft Assembly (item 4) by carefully pulling it straight up out of the pump housing. On DC2 and DC3 models, be careful not to lose the lower thrust bearing and washers (items 11 and 12).

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Contents
Installation, Operation Maintenance Instruction Models DC2, 3, 4, 5,Pulsafeeder Factory Service Policy Safety ConsiderationsTable of Contents 14.1 Introduction Principles Of OperationGear Ratio Assembly Reagent Head AssemblyControl Assembly Installation Equipment InspectionStorage LocationPiping System Suction Pressure Requirements Discharge Pressure RequirementsFastener Inspection Output AdjustmentEquipment Startup Priming the Reagent Head Process flowCalibration Sample flow calibration curveMaintenance LubricationWet End Removal, Inspection, & Reinstallation Wet end componentsDiaphragm Removal & Reinstallation Check Valves General DescriptionCheck valves, DC3 and DC Check Valve Removal & Reinstallation, Cartridge type DC5 and 6 check valves, metal construction Motor Removal & Reinstallation Gearset RemovalGearset components Gearset Replacement Ordering KOPkits or Parts Replacement PartsKOPkit Program KOPkit numbers by model Pump Model Wetted Material Connection Type KOPkit numberModel Number Identification NPTWet End Materials Reference PvdfTroubleshooting Difficulty Probable Cause Remedy Pump does not startDifficulty Probable Cause Remedy Noisy gearing Piping Accessories Pressure Relief ValvesDimensional Drawing Letters reference dimensional table on nextDC5 PP/PVDF Parts Diagrams and Parts Lists Parts diagram, DC2Bill of Materials, DC2 Description QTY Part NumberName TAG Bill of Materials, DC3 4 7 0 0 4 1 S T L This page intentionally left Blank Parts Diagram, DC4, 5, Bill of Materials, DC4 DC4/5 Gearbox Bill of Materials, DC5 Tiebar Bill of Materials, DC6 DC4/5/6 Gearbox Page Standard Pump Operations
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